Base | Representation |
---|---|
bin | 10010001101110… |
… | …01111100100011 |
3 | 101122112022021012 |
4 | 21012321330203 |
5 | 303104231110 |
6 | 23055051135 |
7 | 3533552036 |
oct | 1106717443 |
9 | 348468235 |
10 | 152805155 |
11 | 79288858 |
12 | 43210aab |
13 | 25871969 |
14 | 1641901d |
15 | d635905 |
hex | 91b9f23 |
152805155 has 8 divisors (see below), whose sum is σ = 187838784. Its totient is φ = 119262400.
The previous prime is 152805151. The next prime is 152805161. The reversal of 152805155 is 551508251.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 152805155 - 22 = 152805151 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (152805151) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372491 + ... + 372900.
It is an arithmetic number, because the mean of its divisors is an integer number (23479848).
Almost surely, 2152805155 is an apocalyptic number.
152805155 is a deficient number, since it is larger than the sum of its proper divisors (35033629).
152805155 is an equidigital number, since it uses as much as digits as its factorization.
152805155 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 745437.
The product of its (nonzero) digits is 10000, while the sum is 32.
The square root of 152805155 is about 12361.4382253846. The cubic root of 152805155 is about 534.6209852304.
The spelling of 152805155 in words is "one hundred fifty-two million, eight hundred five thousand, one hundred fifty-five".
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